Iron Snail: Mother Nature's Steampunk...

The scaly-foot gastropod ( Crysomallon squamiferum ) is one badass deep sea snail. Not only does it l...  ...why their exoskeleton is so tough: it's got iron. Crysomallon squamiferum was discovered back in 1999, over two miles below...

http://www.neatorama.com/2010/02/11/iron-snail-mother-natures-steampunk/